<template>
  <el-dialog ref="dialog" :title="getTitle()" :visible.sync="dialogFormVisible">
    <el-form :model="form" :rules="rules" ref="commForm">
      <template v-for="item in fileds">
        <el-form-item v-if="item.type=='input'" :label="item.label" :label-width="formLabelWidth" :prop="item.name">
          <el-input v-model="form[item.name]" :disabled="disable" :value="item.value" autocomplete="off" :placeholder="item.placeholder"></el-input>
        </el-form-item>
        <el-form-item v-if="item.type=='number'" :label="item.label" :label-width="formLabelWidth" :prop="item.name">
          <el-input-number v-model="form[item.name]" :disabled="disable" :step="1" :value="item.value"></el-input-number>
        </el-form-item>
        <el-form-item v-if="item.type=='select'" :label="item.label" :label-width="formLabelWidth" :prop="item.name">
          <el-select v-model="form[item.name]" :disabled="disable" :placeholder="item.placeholder" :value="item.value">
            <el-option v-for="opt in item.options" :key="opt.value" :label="opt.label" :value="opt.value"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item v-if="item.type=='radio'" :label="item.label" :label-width="formLabelWidth" :prop="item.name">
          <el-radio-group v-model="form[item.name]" :disabled="disable" :value="item.value">
            <el-radio v-for="opt in item.radios" :key="opt.value" :label="opt.value">{{opt.label}}</el-radio>
          </el-radio-group>
        </el-form-item>
      </template>
    </el-form>
    <div slot="footer" class="dialog-footer">
      <el-button v-if="disable" @click="dialogFormVisible = false">关 闭</el-button>
      <el-button v-if="!disable" @click="dialogFormVisible = false">取 消</el-button>
      <el-button type="primary" v-if="!disable" @click="submit">确 定</el-button>
    </div>
  </el-dialog>
</template>

<script>
import { updateData } from '@/api/common'
export default {
  name: 'commn-editor',
  props: ['title', 'fileds', 'table', 'submitSuccess'],
  data () {
    return {
      disable: false,
      model: 'add',
      dialogFormVisible: false,
      formLabelWidth: '80px',
      entry: {},
      form: {},
      rules: {}
    }
  },
  mounted () {
    this.refresh()
  },
  methods: {
    add: function () {
      this.dialogFormVisible = true
      this.entry = {}
      this.model = 'add'
      this.refresh()
    },
    edit: function (item) {
      this.dialogFormVisible = true
      this.entry = item
      this.model = 'edit'
      this.refresh()
    },
    view: function (item) {
      this.disable = true
      this.dialogFormVisible = true
      this.entry = item
      this.model = 'view'
      this.refresh()
    },
    getTitle: function () {
      return (this.model == 'add' ? '新增' : (this.model == 'view' ? '查看' : '修改')) + ' - ' + this.title
    },
    refresh: function () {
      // 初始化数据
      for (let i = 0; i < this.fileds.length; i++) {
        const tmp = this.fileds[i]
        if (tmp.rule) {
          this.rules[tmp.name] = tmp.rule
        }
        // 是否有修改值entry，否则使用默认值
        let val = tmp.value
        if (this.entry && this.entry[tmp.name] != undefined) {
          val = this.entry[tmp.name]
        }
        if (typeof val === 'boolean') {
          if (val) val = 1
          else val = 0
        }
        this.$set(this.form, tmp.name, val)
      }
    },
    submit: function () {
      this.$refs.commForm.validate((valid) => {
        if (valid) {
          const sets = []
          for (const k in this.form) {
            if (this.form[k]) {
              // 排除时间的修改
              if (this.model == 'add' || (this.model == 'edit' && k.indexOf('_time') == -1)) {
                sets.push({ filed: k, value: this.form[k] })
              }
            }
          }
          const param = {
            model: this.model,
            name: this.table,
            where: [{ filed: 'id', type: 'eq', value: this.entry.id }],
            sets: sets
          }
          this.submitToBack(param)
        } else {
          return false
        }
      })
    },
    async submitToBack (param) {
      const res = await updateData(param)
      if (res.code == 0) {
        this.dialogFormVisible = false
        this.submitSuccess()
        this.$message({ type: 'success', message: this.getTitle() + '操作成功！' })
      } else {
        this.$message({ type: 'error', message: res.error_message })
      }
    }
  }
}
</script>

<style scoped>
 .el-form-item{
   margin: 20px 0;
   text-align: left;
 }
</style>
